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Individual Calculations April 2021 |
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| Liberadzki, Slawomir Total change: 25.80 | |   |
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| Druzynowe Mistrzostwa Mazowsza 2021 Round 4-7 | mazowieckie | POL | 2021-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1766 | 1978 | 2.00 | 2 | 0.55 | 20 | 11.00 | |
|  Lewandowski, Kacper | | | 1578 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Szwaj, Jacek | | | 1953 | POL | 1.00 | 1 | 0.47 | 20 | 9.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Otwarta Liga Mazowiecka 2021 Round 7-10 | mazowieckie | POL | 2021-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1849 | 1990 | 2.00 | 2 | 0.74 | 20 | 14.80 | |
|  Maciaga, Marcin | | | 2107 | POL | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Wasilewski, Tomasz | | | 1590 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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